omarchy-settings: bump pkgrel for the platform guard lines

CI builds a changed recipe and needs a new package; 4.0.4-1 is already
published. The pinned upstream source has no guard files, so 4.0.4-2 has the
same contents.

pkgbuilds/omarchy-settings/PKGBUILD

@@ -13,7 +13,7 @@ pkgname='omarchy-settings'
 _tag='v4.0.4'
 _commit='c668141e9c42b13c80c9ca4ea108e11708c5e8a5'
 pkgver=4.0.4
-pkgrel=1
+pkgrel=2
 pkgdesc='Omarchy user defaults, /etc/skel content, fonts, plymouth theme, and support helpers'
 # Arch-specific because the shipped /etc tree is not the same on every
 # architecture: the Limine, mkinitcpio, zram and oomd drop-ins belong to the